Sprayer tank



FIG. 1 is a perspective elevational view taken from the top and right side of a sprayer tank showing my design;

FIG. 2 is a front elevational view thereof, the rear elevational view being the same;

FIG. 3 is a right side elevational view thereof, the left side view being the same;

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a top view thereof. 

The ornamental design of a sprayer tank, as shown and described. 